SDR UPS00432528

Service difficulty report · Frame · Boeing 747212B

Difficulty date: April 17, 2000
Submitted: May 11, 2000
Operation: Air carrier
Aircraft: N520UP
Make and model: Boeing 747212B
Aircraft serial: 21943
Aircraft time: 66,582 hours, 15,080 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Condition: Cracked
Location: Fuselage
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE:C, UPPER DECK, FUSELAGE FRAME WEB IS CRACKED AT CUTOUT FOR STR AT BS 40 0 STR 11 LT. REPAIRED IAW SRM 53-10-04, FIG 20 AND APPROVED 8110-3 REPAIR AS DETAILED, THESE CRACKED FRAMES WERE REPAIRED BY STOP DRILLING CRACKS AND INSTALLING REPAIR DOUBLERS.

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